public class test3_3 {
    public static void main (String args[]) {
        char c = '\0';
        for(int i=1;i<=4;i++) {
             switch(i) {
                  case 1 : c = 'J';
                           System.out.print(c);
                  case 2 : c = 'e';
                           System.out.print(c);
                           break;
                  case 3 : c = 'p';
                           System.out.print(c);
                  default : System.out.print("好");
             }
         }
    }
}
